(TrendHunter.com) Piaget expands its Polo 79 collection with the introduction of a Two-Tone timepiece. This new model harmoniously combines yellow and white gold in a design that pays homage to a configuration…(TrendHunter.com) Piaget expands its Polo 79 collection with the introduction of a Two-Tone timepiece. This new model harmoniously combines yellow and white gold in a design that pays homage to a configuration…